<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>注册</title>
    <link rel="stylesheet" href="css/common.css">
    <link rel="stylesheet" href="css/login.css">
</head>

<body>
    <!-- 导航栏 -->
    <div class="nav">
        网页聊天
    </div>
    <!-- 主窗口 -->
    <div class="login-container">
        <div class="login-dialog">
            <h3>注册</h3>
            <div class="row">
                <span>用户名</span>
                <input type="text" id="username">
            </div>
            <div class="row">
                <span>密码</span>
                <input type="password" id="password">
            </div>
            <div class="row">
                <button id="submit">注册</button>
            </div>
        </div>
    </div>
    <script src="js/jquery.min.js"></script>
    <!-- 前后端交互 -->
    <script>
        let submitButton = document.querySelector("#submit");
        submitButton.onclick = function() {
            //1.获取用户名密码
            let username = document.querySelector('#username').value;
            let password = document.querySelector('#password').value;
            if(username == '' || password == ''){
                alert('用户名或密码不可为空！');
                return;
            }
            //2.发送ajax请求
            $.ajax({
                type: "post",
                url: "/user/resgister",
                data: {
                    username: username,
                    password: password
                },
                success: function(body){
                    if(body && body.userId>0){
                        alert("注册成功！");
                        location.href = "login.html";
                    }else{
                        alert("注册失败！");
                    }
                }
            });
        }
    </script>
</body>

</html>